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Finding the Fourth Proportional to 884,880, 1,327,324.86 and 220,032

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Solution

The fourth proportional to 884,880, 1,327,324.86 and 220,032 is: 330,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,880 : 1,327,324.86 = 220,032 : x
  2. Step 2: Convert to fraction form
    884,880/1,327,324.86 = 220,032/x
  3. Step 3: Cross multiply
    884,880x = 1,327,324.86 × 220,032
  4. Step 4: Simplify right side
    884,880x = 292,053,943,595.52
  5. Step 5: Solve for x
    x = 292,053,943,595.52/884,880
  6. Step 6: Final answer
    x = 330,049.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.